4238796491 has 2 divisors, whose sum is σ = 4238796492. Its totient is φ = 4238796490.

The previous prime is 4238796481. The next prime is 4238796533. The reversal of 4238796491 is 1946978324.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 4238796491 - 2¹⁰ = 4238795467 is a prime.

It is a super-2 number, since 2×4238796491² = 35934791384227826162, which contains 22 as substring.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (4238796481) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2119398245 + 2119398246.

It is an arithmetic number, because the mean of its divisors is an integer number (2119398246).

Almost surely, 2^4238796491 is an apocalyptic number.

4238796491 is a deficient number, since it is larger than the sum of its proper divisors (1).

4238796491 is an equidigital number, since it uses as much as digits as its factorization.

4238796491 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2612736, while the sum is 53.

The square root of 4238796491 is about 65106.0403572510. The cubic root of 4238796491 is about 1618.3813139942.

The spelling of 4238796491 in words is "four billion, two hundred thirty-eight million, seven hundred ninety-six thousand, four hundred ninety-one".